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Make EIGEN_HAS_CONSTEXPR user configurable

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This commit is contained in:
Gael Guennebaud 2016-05-20 15:10:08 +02:00
parent c3410804cd
commit ccaace03c9
7 changed files with 17 additions and 9 deletions
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8
Eigen/src/Core/util/Macros.h
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@ -393,6 +393,8 @@
#endif
// Does the compiler fully support const expressions? (as in c++14)
#ifndef EIGEN_HAS_CONSTEXPR
#ifdef __CUDACC__
// Const expressions are supported provided that c++11 is enabled and we're using either clang or nvcc 7.5 or above
#if EIGEN_MAX_CPP_VER>=14 && (__cplusplus > 199711L && defined(__CUDACC_VER__) && (EIGEN_COMP_CLANG || __CUDACC_VER__ >= 70500))
@ -403,6 +405,12 @@
#define EIGEN_HAS_CONSTEXPR 1
#endif
#ifndef EIGEN_HAS_CONSTEXPR
#define EIGEN_HAS_CONSTEXPR 0
#endif
#endif
// Does the compiler support C++11 math?
// Let's be conservative and enable the default C++11 implementation only if we are sure it exists
#ifndef EIGEN_HAS_CXX11_MATH

2
unsupported/Eigen/CXX11/src/Tensor/TensorDimensionList.h
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@ -44,7 +44,7 @@ template<DenseIndex n, typename Index, std::size_t Rank> const Index array_get(c
}
#if defined(EIGEN_HAS_CONSTEXPR)
#if EIGEN_HAS_CONSTEXPR
template <typename Index, std::size_t Rank>
struct index_known_statically_impl<DimensionList<Index, Rank> > {
EIGEN_DEVICE_FUNC static constexpr bool run(const DenseIndex) {

2
unsupported/Eigen/CXX11/src/Tensor/TensorIndexList.h
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@ -10,7 +10,7 @@
#ifndef EIGEN_CXX11_TENSOR_TENSOR_INDEX_LIST_H
#define EIGEN_CXX11_TENSOR_TENSOR_INDEX_LIST_H
#if defined(EIGEN_HAS_CONSTEXPR) && EIGEN_HAS_VARIADIC_TEMPLATES
#if EIGEN_HAS_CONSTEXPR && EIGEN_HAS_VARIADIC_TEMPLATES
#define EIGEN_HAS_INDEX_LIST

2
unsupported/Eigen/CXX11/src/Tensor/TensorMacros.h
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@ -44,7 +44,7 @@
typename internal::enable_if< ( __condition__ ) , int >::type = 0
#if defined(EIGEN_HAS_CONSTEXPR)
#if EIGEN_HAS_CONSTEXPR
#define EIGEN_CONSTEXPR constexpr
#else
#define EIGEN_CONSTEXPR

2
unsupported/Eigen/CXX11/src/Tensor/TensorReduction.h
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@ -87,7 +87,7 @@ struct preserve_inner_most_dims {
static const bool value = false;
};
#if defined(EIGEN_HAS_CONSTEXPR) && EIGEN_HAS_VARIADIC_TEMPLATES
#if EIGEN_HAS_CONSTEXPR && EIGEN_HAS_VARIADIC_TEMPLATES
template <typename ReducedDims, int NumTensorDims>
struct are_inner_most_dims<ReducedDims, NumTensorDims, ColMajor>{
static const bool tmp1 = indices_statically_known_to_increase<ReducedDims>();

2
unsupported/test/cxx11_tensor_broadcasting.cpp
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@ -115,7 +115,7 @@ static void test_static_broadcasting()
Tensor<float, 3, DataLayout> tensor(8,3,5);
tensor.setRandom();
#ifdef EIGEN_HAS_CONSTEXPR
#if EIGEN_HAS_CONSTEXPR
Eigen::IndexList<Eigen::type2index<2>, Eigen::type2index<3>, Eigen::type2index<4>> broadcasts;
#else
Eigen::array<int, 3> broadcasts;

8
unsupported/test/cxx11_tensor_reduction.cpp
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@ -341,7 +341,7 @@ static void test_static_dims() {
Tensor<float, 2, DataLayout> out(72, 97);
in.setRandom();
#ifndef EIGEN_HAS_CONSTEXPR
#if !EIGEN_HAS_CONSTEXPR
array<int, 2> reduction_axis;
reduction_axis[0] = 1;
reduction_axis[1] = 3;
@ -371,7 +371,7 @@ static void test_innermost_last_dims() {
in.setRandom();
// Reduce on the innermost dimensions.
#ifndef EIGEN_HAS_CONSTEXPR
#if !EIGEN_HAS_CONSTEXPR
array<int, 2> reduction_axis;
reduction_axis[0] = 0;
reduction_axis[1] = 1;
@ -402,7 +402,7 @@ static void test_innermost_first_dims() {
in.setRandom();
// Reduce on the innermost dimensions.
#ifndef EIGEN_HAS_CONSTEXPR
#if !EIGEN_HAS_CONSTEXPR
array<int, 2> reduction_axis;
reduction_axis[0] = 2;
reduction_axis[1] = 3;
@ -433,7 +433,7 @@ static void test_reduce_middle_dims() {
in.setRandom();
// Reduce on the innermost dimensions.
#ifndef EIGEN_HAS_CONSTEXPR
#if !EIGEN_HAS_CONSTEXPR
array<int, 2> reduction_axis;
reduction_axis[0] = 1;
reduction_axis[1] = 2;